| PCET | Parcel Cargo Express Train 
| Others |
| PCET | Park College of Engineering and Technology
| Others |
| PCET | Particle Collection Efficiency Test
| Others |
| PCET | Penn Conditional Exclusion Test
| Others |
| PCET | Person Centred Experiential Therapy
| Others |
| PCET | Pictorial Charts Education Trust
| Others |
| PCET | Pimpri Chinchwad Education Trust
| Others |
| PCET | Polar Complex Exponential Transform
| Others |
| PCET | Post Compulsory Education and Training
| Others |
| PCET | Post Compulsory Education Training
| Others |
| PCET | Postgraduate Certificate in Education and Training
| Others |
| PCET | Professional Civil Engineering Trainee
| Others |
| PCET | Professionally Certified Educational Therapist
| Others |
| PCET | Proton Coupled Electron Transfer
| Others |
| PCET | Proton-Coupled Electron Transfer
| Others |